diff --git a/requirements-dev.txt b/requirements-dev.txt
index a2102ce..8bbb99a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -80,7 +80,7 @@ typed-ast==1.5.5
     # via
     #   black
     #   mypy
-typeguard==3.0.2
+typeguard==4.0.1
     # via pygls
 typing-extensions==4.7.1
     # via
diff --git a/requirements.txt b/requirements.txt
index 46652f7..53c23a7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ pygls==1.0.2
     # via ruff-lsp (pyproject.toml)
 ruff==0.0.280
     # via ruff-lsp (pyproject.toml)
-typeguard==3.0.2
+typeguard==4.0.1
     # via pygls
 typing-extensions==4.7.1
     # via